package com.itheima.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
import com.itheima.common.BaseContext;
import com.itheima.common.R;
import com.itheima.entity.AddressBook;
import com.itheima.service.AddressBookService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;


import javax.servlet.http.HttpSession;
import java.util.List;

/**
 * @email 1572178030@qq.com
 * @author:黄海宾
 * @date: 2023/2/10  19:55
 * 地址簿管理
 */

@RequestMapping("/addressBook")
@RestController
@Slf4j
public class AddressBookController {

    @Autowired
    private AddressBookService addressBookService;

    /**
     * 新增
     */
    @PostMapping
    public R<AddressBook> save(@RequestBody AddressBook addressBook) {
        //设置一个登录id
        addressBook.setUserId(BaseContext.getCurrentId());
        log.info("addressBook:{}", addressBook);
        addressBookService.save(addressBook);
        return R.success(addressBook);
    }

    /**
     * 设置默认地址
     * 先把全部设置为0，再把我要设置的对象数据默认值设置为1
     */
    @PutMapping("/default")
    public R<AddressBook> setDefault(@RequestBody AddressBook addressBook) {
        log.info("addressBook:{}", addressBook);
        LambdaUpdateWrapper<AddressBook> updateWrapper = new LambdaUpdateWrapper<>();
        updateWrapper.set(AddressBook::getIsDefault, 0);
        updateWrapper.eq(AddressBook::getUserId, BaseContext.getCurrentId());
        //SQL:update address_book set is_default = 0 where user_id = ?
        addressBookService.update(updateWrapper);

        addressBook.setIsDefault(1);
        //SQL:update address_book set is_default = 1 where id = ?
        addressBookService.updateById(addressBook);
        return R.success(addressBook);

    }

    /**
     * 根据id查询地址
     */
    @GetMapping("/{id}")
    public R<AddressBook> getByAddreaa(@PathVariable Long id) {
        //select * from addressBook where id=#{id}
        AddressBook addressBook = addressBookService.getById(id);
        if (addressBook != null) {
            return R.success(addressBook);
        } else {
            return R.error("没有找到该对象");
        }
    }

    /**
     * 查询默认地址
     */

    @GetMapping("/default")
    public R<AddressBook> getDefaultAddress() {

        LambdaQueryWrapper<AddressBook> queryWrapper = new LambdaQueryWrapper<>();
        queryWrapper.eq(AddressBook::getUserId, BaseContext.getCurrentId());
        queryWrapper.eq(AddressBook::getIsDefault, 1);

        //SQL:select * from address_book where user_id = ? and is_default = 1
        AddressBook addressBook = addressBookService.getOne(queryWrapper);
        if (null == addressBook) {
            return R.error("没有找到该对象");
        }
        return R.success(addressBook);
    }

    /*
     *  查询指定用户的全部地址
     *  二种写法
     * */
    @GetMapping("/list")
    public R<List<AddressBook>> getAllAddress(HttpSession httpSession) {
        //获得缓存中的id,
        Object userId = httpSession.getAttribute("user");
        //查id对应的listAddressBook
        LambdaQueryWrapper<AddressBook> queryWrapper = new LambdaQueryWrapper<>();
        queryWrapper.eq(userId != null, AddressBook::getUserId, userId);
        queryWrapper.orderByDesc(AddressBook::getUpdateTime);

        List<AddressBook> listAddressBook = addressBookService.list(queryWrapper);
        return R.success(listAddressBook);

    }
/*    @GetMapping("/list")
    public R<List<AddressBook>> getAllAddress(AddressBook addressBook) {

        addressBook.setUserId(BaseContext.getCurrentId());
        log.info("addressBook:{}", addressBook);

        //条件构造器
        LambdaQueryWrapper<AddressBook> queryWrapper = new LambdaQueryWrapper<>();
        queryWrapper.eq(addressBook.getUserId() != null, AddressBook::getUserId, BaseContext.getCurrentId());
        queryWrapper.orderByDesc(AddressBook::getUpdateTime);

        //SQL:select * from address_book where user_id = ? order by update_time desc
        return R.success(addressBookService.list(queryWrapper));
    }*/

    //删除地址
    @DeleteMapping
    public R<String> delete(@RequestParam List<Long> ids) {
        addressBookService.removeByIds(ids);
        return R.success("删除成功");
    }

    //修改地址
    @PutMapping
    public R<String> updateAddress(@RequestBody AddressBook addressBook) {
        addressBookService.updateById(addressBook);
        return R.success("修改成功");
    }


}
